Human Lower Body Muscles. Muscles of Abdominal Wall Group III Human:
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Transcript of Human Lower Body Muscles. Muscles of Abdominal Wall Group III Human:
Human Lower Body Muscles
Muscles of Abdominal WallGroup IIIGroup III
Human: Human:
Abdominal Wall MusclesName of the Name of the
MuscleMuscleAction/sAction/s
Rectus abdominisRectus abdominis Flexes vertebral column, Flexes vertebral column, compresses abdomencompresses abdomen
External oblique External oblique abdominisabdominis
Compresses abdomen, lateral Compresses abdomen, lateral trunk rotationtrunk rotation
Internal oblique Internal oblique abdominisabdominis
Compresses abdomen, lateral Compresses abdomen, lateral trunk rotationtrunk rotation
Transversus Transversus abdominisabdominis
Compresses abdomen, lateral Compresses abdomen, lateral trunk rotationtrunk rotation
Internal oblique
Linea alba
External oblique
Rectus abdominis
Transversus abdominis
Inguinal ligament
Muscles of Abdominal WallGroup IIIGroup III
Pay attention to the direction the muscle fibers run
External obliqueO: RibsI: Iliac crest of ilium and linea alba
Internal obliqueO: Iliac crest of iliumI: Lower ribs
Transversus AbdominisO: Iliac crest of ilium and lower ribsI: Linea alba and pubis
Serratus anterior
External oblique Internal
oblique
Linea alba
Rectus abdominus
Transversus abdominis
Six Pack Ab’s
Muscles of the Gluteal Muscles of the Gluteal RegionRegion
Name of the MuscleName of the Muscle Action/sAction/s
Gluteus maximusGluteus maximus Extends and rotates Extends and rotates thigh laterallythigh laterally
Gluteus mediusGluteus medius Abducts and rotates Abducts and rotates thigh mediallythigh medially
Gluteus minimusGluteus minimus Abducts and rotates Abducts and rotates thigh mediallythigh medially
Tensor fasciae lataeTensor fasciae latae Abducts and rotates Abducts and rotates thigh mediallythigh medially
Muscles of the Gluteal Muscles of the Gluteal RegionRegion
Tensor Fascia Latae Gluteus Medius Gluteus Maximus
Gluteus Medius
Piriformis
Sciatic Nerve
Sciatic Nerve
Piriformis
Gluteus Medius
Iliacus
Psoas major
Extensors (Quadriceps)Extensors (Quadriceps)
Name of the MuscleName of the Muscle Action/sAction/s
Rectus femorisRectus femoris Extend leg, and flex thighExtend leg, and flex thigh
Vastus medialisVastus medialis Extend legExtend leg
Vastus lateralisVastus lateralis Extend legExtend leg
Vastus intermediusVastus intermedius Extend legExtend leg
Extensors (Quadriceps)Extensors (Quadriceps)
Rectus femoris (vastus intermedius is deep to this)
Vastus lateralis
Vastus medialis
Group XGroup X
Thigh, Deep Anterior viewHuman: Human:
Group XGroup X
Thigh, Anterior viewHuman: Human:
Flexors (Hamstrings)Flexors (Hamstrings)Name of the MuscleName of the Muscle Action/sAction/s
GracilisGracilis Flexes leg and adducts thighFlexes leg and adducts thigh
SartoriusSartorius Flexes leg and thigh, and Flexes leg and thigh, and abducts and rotates thighabducts and rotates thigh
Biceps femorisBiceps femoris Flexes leg and extends and Flexes leg and extends and adducts thighadducts thigh
SemimembranosusSemimembranosus Flexes leg and extends and Flexes leg and extends and adducts thigh, medially rotates adducts thigh, medially rotates thighthigh
SemitendinosusSemitendinosus Flexes leg and extends and Flexes leg and extends and adducts thigh, medially rotates adducts thigh, medially rotates thighthigh
Flexors (Hamstrings)Flexors (Hamstrings)
Hamstrings:
Biceps femoris
Semitendinosus
Semimembranosus
Group XGroup X
Thigh, Posterior viewHuman: Human:
Group XGroup X
Thigh, Deep Posterior viewHuman: Human:
Posterior thigh
Semimembranosus
Iliotibial band
Gracilis
Semitendinosus
Adductor magnus
Biceps femoris
Lateral head of gastrocnemius
Gluteus maximus
AdductorsAdductorsName of the MuscleName of the Muscle Action/sAction/s
Adductor longusAdductor longus Flexes, adducts, and Flexes, adducts, and rotates thigh mediallyrotates thigh medially
Adductor brevisAdductor brevis Flexes, adducts, and Flexes, adducts, and rotates thighrotates thigh
Adductor magnusAdductor magnus Flexes, adducts, and Flexes, adducts, and rotates thighrotates thigh
AdductorsAdductors
Pectineus
Adductor longus
Adductor magnus
Sartorius
Gracilis
Group XGroup X
Thigh, Deep Anterior viewHuman: Human:
Anteriomedial thigh
Adductor longus
Iliotibial band
Gracilis
Femoral artery and vein
Pectineus
Adductor brevis
Sartorius
Vastus lateralis
Vastus medialis
Tensor fascia lata
Anteriomedial thigh
Inguinal ligamentIliopsoas
Tensor fascia lata Spermatic cord
Gracilis
Pectineus
Adductor longusVastus lateralis
Rectus femoris
Vastus medialis
Quadriceps tendon
Sartorius
Patella
Tensor fascia latae
Sartorius
Group XGroup X
Thigh, Lateral viewHuman: Human:
Muscles that move the footMuscles that move the footName of the MuscleName of the Muscle Action/sAction/s
GastrocnemiusGastrocnemius Planter flexes footPlanter flexes foot
SoleusSoleus Planter flexes footPlanter flexes foot
Peroneus longusPeroneus longus Planter flexes and evertsPlanter flexes and everts
Peroneus brevisPeroneus brevis Planter flexes and evertsPlanter flexes and everts
Peroneus tertiusPeroneus tertius Dorsiflexes and evertsDorsiflexes and everts
Tibialis anteriorTibialis anterior Dorsiflexes and invertsDorsiflexes and inverts
Muscles that move the footMuscles that move the foot
Muscles that move the toesMuscles that move the toes
Name of the MuscleName of the Muscle Action/sAction/s
Flexor digitorum Flexor digitorum longuslongus
Flexes the toesFlexes the toes
Extensor digitorum Extensor digitorum longuslongus
Extends the toesExtends the toes
Muscles that move the ToesMuscles that move the Toes
Group XIGroup XI
Lower Leg, Posterior viewHuman: Human:
Group XIGroup XI
Lower Leg, Deep Posterior viewHuman: Human:
Gastrocnemius
Soleus (deep to Gastrocnemius)
Achilles tendon
Gastrocnemius
Soleus
Tibialis anterior
Peroneus longus
Peroneus longus
Group XIGroup XI
Lower Leg, Deep Lateral viewHuman: Human:
Group XIGroup XI
Lower Leg, Deep Lateral viewHuman: Human:
Lateral compartment of leg
Tibialis anterior
Soleus
Fibularis longus
Fibularis brevis
Extensor digitorum longus
Fibularis tertius
Gastrocnemius
Head of fibula